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Issue metadata

Status: Assigned
Owner:
Cc:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug-Regression



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3.7%-4% regression in v8.browsing_desktop at 481062:481128

Project Member Reported by ulan@google.com, Jun 28 2017

Issue description

See the link to graphs below.
 

Comment 2 by u...@chromium.org, Jun 28 2017

Status: Untriaged (was: Assigned)
Project Member

Comment 3 by 42576172...@developer.gserviceaccount.com, Jun 28 2017

Cc: jinho.b...@samsung.com
Owner: jinho.b...@samsung.com

=== Auto-CCing suspected CL author jinho.bang@samsung.com ===

Hi jinho.bang@samsung.com, the bisect results pointed to your CL, please take a look at the
results.


=== BISECT JOB RESULTS ===
Perf regression found with culprit

Suspected Commit
  Author : jinho.bang
  Commit : 06592e080fd1cf4a188265ed4f9bcf826952671a
  Date   : Wed Jun 21 03:03:02 2017
  Subject: GeometryInterface: Enable GeometryInterfaces by default.

Bisect Details
  Configuration: mac_pro_perf_bisect
  Benchmark    : v8.browsing_desktop
  Metric       : memory:chrome:renderer_processes:reported_by_chrome:v8:heap:allocated_objects_size_avg/browse_search/browse_search_google_india
  Change       : 1.09% | 12123002.898 -> 12255316.7755

Revision             Result                   N
chromium@481061      12123003 +- 545575       21      good
chromium@481095      12145737 +- 397902       14      good
chromium@481096      12250910 +- 127120       6       bad       <--
chromium@481097      12254159 +- 93759.5      6       bad
chromium@481098      12242565 +- 168155       9       bad
chromium@481100      12249412 +- 209803       9       bad
chromium@481104      12274994 +- 93430.2      6       bad
chromium@481112      12267343 +- 95916.3      6       bad
chromium@481128      12255317 +- 581651       21      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=browse.search.google.india v8.browsing_desktop

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8975554394036545440

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5163860215988224


| O O | Visit http://www.chromium.org/developers/speed-infra/perf-bug-faq
|  X  | for more information addressing perf regression bugs. For feedback,
| / \ | file a bug with component Speed>Bisection.  Thank you!
Project Member

Comment 4 by sheriffbot@chromium.org, Jul 12 2017

Labels: Hotlist-Google
Status: Assigned (was: Untriaged)

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